function multiCircle() {
  for (let i = 0; i < 5; i++) {
    console.log("第一层:" + i);
    for (let j = 0; j < 5; j++) {
      console.log("第一层:" + i + ";第二层:" + j);
      if (i == 2 && j == 3) break;
    }
    if (i == 2) break;
  }
}

multiCircle();